org.apache.cassandra.cql3.selection

Interface Selection.Selectors

Enclosing class:

Selection

public static interface Selection.Selectors

Method Summary

Modifier and Type	Method and Description
void	addInputRow(Selector.InputRow input) Adds the current row of the specified ResultSetBuilder.
boolean	collectTimestamps() Checks if one of the selectors collect timestamps.
boolean	collectTTLs() Checks if one of the selectors collect TTLs.
ColumnFilter	getColumnFilter() Returns the ColumnFilter corresponding to those selectors
java.util.List<java.nio.ByteBuffer>	getOutputRow()
boolean	hasProcessing() Checks if this Selectors perform some processing
boolean	isAggregate() Checks if one of the selectors perform some aggregations.
int	numberOfFetchedColumns() Returns the number of fetched columns
void	reset()

Method Detail

getColumnFilter

ColumnFilter getColumnFilter()

Returns the ColumnFilter corresponding to those selectors

Returns:

the ColumnFilter corresponding to those selectors

hasProcessing

boolean hasProcessing()

Checks if this Selectors perform some processing

Returns:

true if this Selectors perform some processing, false otherwise.

isAggregate

boolean isAggregate()

Checks if one of the selectors perform some aggregations.

Returns:

true if one of the selectors perform some aggregations, false otherwise.

numberOfFetchedColumns

int numberOfFetchedColumns()

Returns the number of fetched columns

Returns:

the number of fetched columns

collectTTLs

boolean collectTTLs()

Checks if one of the selectors collect TTLs.

Returns:

true if one of the selectors collect TTLs, false otherwise.

collectTimestamps

boolean collectTimestamps()

Checks if one of the selectors collect timestamps.

Returns:

true if one of the selectors collect timestamps, false otherwise.

addInputRow

void addInputRow(Selector.InputRow input)

Adds the current row of the specified ResultSetBuilder.

Parameters:

input - the input row

getOutputRow

java.util.List<java.nio.ByteBuffer> getOutputRow()

reset

void reset()